function openWindow(url, name, width, height, scrollbar) {
	if(scrollbar == "yes") /* expand window width with 16px if scrollbar is needed */
		width = width+0;
	variables = "status=0, scrollbars="+scrollbar+", resizable=0, width="+width+", height="+height;
	var newWindow = window.open(url,name,variables);
	if (window.focus) newWindow.focus();
	newWindow.moveTo(50,50);
}